rb: Add FramedTransport#borrow/consume! [THRIFT-117]

This addition makes FramedTransport BinaryProtocolAccelerated ready.

Author: Bryan Duxbury


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@688901 13f79535-47bb-0310-9956-ffa450edef68
2 files changed